Aqua-vanadyl ion interaction with Nafion® membranes

Autor: Vijayakumar eMurugesan, Niranjan eGovind, Bin eLi, Xialiong eWei, Zimin eNie, Suntharampillai eThevuthasan, Vince eSprenkle, Wei eWang
Jazyk: angličtina
Rok vydání: 2015
Předmět:
Zdroj: Frontiers in Energy Research, Vol 3 (2015)
Druh dokumentu: article
ISSN: 2296-598X
DOI: 10.3389/fenrg.2015.00010
Popis: Lack of comprehensive understanding about the interactions between Nafion membrane and battery electrolytes prevents the straightforward tailoring of optimal materials for redox flow battery applications. In this work, we analyzed the interaction between aqua-vanadyl cation and sulfonic sites within the pores of Nafion membranes using combined theoretical and experimental X-ray spectroscopic methods. Molecular level interactions namely solvent share and contact pair mechanisms are discussed based on Vanadium and Sulfur K-edge spectroscopic analysis.
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